Smack Hit Forcefully Making Loud Noise I Face

to hit someone or something forcefully, usually making a loud noise

I have to, you know, smack myself in the face and jump around, do something to break my negative thinking, and focus then on the positive.

He smacked his hand down on the table to get our attention.

You're a lot like that bird in the barn. You're so scared that you're going to be caged in forever. You can't see the way out. You smack yourself against the wall again and again and again. The door is open, Beth. Stop running in circles and walk out.